F-4100 Series Miniature Pressure Switch The F-4100 Series Miniature Pressure Switches interface from pressure to electrical control circuits. Ideal for general sensing applications. The switches are available with preset and adjustable pressure settings. The F-4100-50 is preset at 5” H2O and the F-4100-90 is preset at 15" H2O. The F-4100-85W is adjustable 8 to 85” H2O. The F-4100-100 and the F-4100-200 are adjustable 0.5-15 PSI. The switches have three electrical terminals: Normally Open, Normally Closed and Common. 0.1, 5 and 15 AMP switches are available. The switches are furnished with a B80 Barb, 10-32 Barbed Fitting for 1/16" I.D. tubing. FEATURES * Snap-Action Switch • Fast Response SPECIFICATIONS ELECTRICAL Switch Action: Single pole, double throw Electrical Rating: 0.1, 5 or 15 AMP, 125 or 250 Volt AC Electrical Switch: UL Approved Electrical Connections: .187" quick-connect terminal MECHANICAL Operating Speed: 25 milliseconds Signal Pressure: See chart below. Temperature Limits: 40° to 12Q°F. (4° to 49°C.) MATERIALS Housing: Polysulfone Diaphragm: Polyurethane Spring: Stainless Steel or Music Wire MOUNTING Flush Mount: mounting hole .149" diameter, use No. 6-32 screw PORT CONNECTIONS 10-32 female threads. Furnished with a B80 Barb, 10-32 Barbed Fitting for 1/16" I.D. tubing. ORDERING INFORMATION (Order by model number, adjustment range and port connection as shown below.) F-4100 — 200 — B85 Model Adjustment Number Range Switch Pressure Port Mounting Selection Rating Connection Style FM-Flush Mount Only B8Q-Barb for 1/16“ I.D. Tubing B85-Barb for 1/8” I.D. Tubing No Accessory number is required for a B-80 Barb DIMENSIONS ( ) = Metric Dimensions Please Read Warranty on Page 11